256187919

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{26171}}^1$

素因数の和:26438

約数の個数: 16

約数和(自身を含む): 369339264

約数和(自身を除く): 113151345

約数列:

[1, 3, 13, 39, 251, 753, 3263, 9789, 26171, 78513, 340223, 1020669, 6568921, 19706763, 85395973, 256187919]

約数ペア:

[(1, 256187919), (3, 85395973), (13, 19706763), (39, 6568921), (251, 1020669), (753, 340223), (3263, 78513), (9789, 26171)]